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1 line
4.1 KiB
JavaScript
1 line
4.1 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2017
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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var mongoDB = require('mongodb');
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var config = require('./config.json');
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var _errorConnection = true;
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var logger = require('./../../Common/sources/logger');
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function CreateDbClient(){
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return new mongoDB.Db(config['mongodb']['database'], new mongoDB.Server(config['mongodb']['host'], config['mongodb']['port'], {auto_reconnect: true}), {safe:false});
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}
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exports.insert = function (_collectionName, _newElement) {
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var _db = CreateDbClient();
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if (!_db) {
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logger.error ("Error _db");
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return;
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}
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// Открываем базу данных
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_db.open (function (err, db) {
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if (!err) {
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// Открываем коллекцию. Если её не существует, она будет создана
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db.collection(_collectionName, function(err, collection) {
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if (!err) {
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collection.insert (_newElement);
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} else {
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logger.error ("Error collection");
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return;
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}
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db.close();
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});
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} else {
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logger.error ("Error open database");
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}
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});
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};
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exports.remove = function (_collectionName, _removeElements) {
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var _db = CreateDbClient();
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if (!_db) {
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logger.error ("Error _db");
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return;
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}
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// Открываем базу данных
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_db.open (function (err, db) {
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if (!err) {
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// Открываем коллекцию. Если её не существует, она будет создана
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db.collection(_collectionName, function(err, collection) {
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if (!err) {
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collection.remove (_removeElements, function(err, collection) {
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// Все элементы удалены
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logger.info ("All elements remove");
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});
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} else {
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logger.error ("Error collection");
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return;
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}
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db.close();
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});
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} else {
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logger.error ("Error open database");
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}
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});
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};
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exports.load = function (_collectionName, callbackFunction) {
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var _db = CreateDbClient();
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if (!_db) {
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logger.error ("Error _db");
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return callbackFunction (null);
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}
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var result = [];
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// Открываем базу данных
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_db.open (function (err, db) {
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// Открываем коллекцию. Если её не существует, она будет создана
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db.collection(_collectionName, function(err, collection) {
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// Получаем все элементы коллекции с помощью find()
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collection.find(function(err, cursor) {
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cursor.each(function(err, item) {
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// Null обозначает последний элемент
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if (item != null) {
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if (!result.hasOwnProperty (item.docid))
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result[item.docid] = [item];
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else
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result[item.docid].push(item);
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} else
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callbackFunction (result);
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});
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db.close();
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});
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});
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});
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}; |